112135021517 has 2 divisors, whose sum is σ = 112135021518. Its totient is φ = 112135021516.

The previous prime is 112135021477. The next prime is 112135021543. The reversal of 112135021517 is 715120531211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 87939530116 + 24195491401 = 296546^2 + 155549^2 .

It is a cyclic number.

It is not a de Polignac number, because 112135021517 - 2¹⁶ = 112134955981 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112135021517.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112135021567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56067510758 + 56067510759.

It is an arithmetic number, because the mean of its divisors is an integer number (56067510759).

Almost surely, 2^112135021517 is an apocalyptic number.

It is an amenable number.

112135021517 is a deficient number, since it is larger than the sum of its proper divisors (1).

112135021517 is an equidigital number, since it uses as much as digits as its factorization.

112135021517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2100, while the sum is 29.

Adding to 112135021517 its reverse (715120531211), we get a palindrome (827255552728).

The spelling of 112135021517 in words is "one hundred twelve billion, one hundred thirty-five million, twenty-one thousand, five hundred seventeen".